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Table 2 The outlier (over 3°) ratio of post-operative component’s coronal and sagittal alignment

From: Comparison of post-operative three-dimensional and two-dimensional evaluation of component position for total knee arthroplasty

  

3D evaluation

2D evaluation

p value

Femoral component

Coronal alignment (%)

13.8

7.7

0.258

 

(9 cases)

(5 cases)

 

Sagittal alignment (%)

41.5

6.2

< 0.001

 

(27 cases)

(4 cases)

 

Tibial component

Coronal alignment (%)

24.6

7.7

0.009

 

(16 cases)

(5 cases)

 

Sagittal alignment (%)

47.7

10.8

< 0.001

 

(31 cases)

(7 cases)

 
  1. Values are presented as number only. The statistical significance was set at p < 0.05
  2. 3D three-dimensional, 2D two-dimensional